Pitch period is one of the most important parameters in speech signal.
基音周期是语音信号最重要的参数之一。
Extraction of pitch period: An inverse filtered-simplified-AMDF method is proposed.
音调周期抽取，采用逆滤波和降低取样率的平均幅差函数方法。
The algorithm for pitch period search with MBE model is complex in calculation and low flexible.
MBE模型的基音周期搜索算法存在着运算量大，抗噪性能一般等缺点。
Center clipping is a method, which used to wipe off the effect of track, in order to acquire a more exact pitch period.
中心削波法是用来去除声道影响，以获得更准确的基音周期的一种方法。
The proposed algorithm adopts frequency partition to estimate the range of pitch period, improving the computational speed.
该算法采用频域分块估计候选基音周期的范围，提高了算法的计算速度。
The proposed method restricted the frame length and frame shift to multiples of pitch period, called pitch synchronous algorithm;
该方法先将帧长和帧率都限制为基音周期的整数倍，即基音同步算法；
In this paper, we present a new method, which is entitled "the Function of Area Difference", to detect the pitch period of speech signal.
本文提出了一种新的检测基音周期的方法：“面积差函数法”。
The involved parameters are short-time amplitude and energy, lst-and2nd-order zero-crossing rate, autocorrelation function and pitch period.
所使用的参数是：信号的短时幅度与能量、一阶和二阶过零率、自相关函数及基音周期等。
Then the speech signal is pitch adjusted according to this pitch contour, where the original signal with time varying pitch period is converted to a signal of constant pitch period.
然后根据这一轨迹对语音信号进行“基音调整”，将原始的、具有时变基音周期的信号转化为一个具有恒定基音周期的信号。
The SNR in public environment of whispered speech is lower than normal speech and the former hasn't pitch period and its formants are not obvious, so whispered speech enhancement is harder.
相对于正常语音来说，耳语音在公共场合的信噪比较低，而且没有基音周期，共振峰不明显，所以耳语音增强具有一定的难度。
Finally, individual errors in pitch track are corrected by a smoothing method, in which a searching and tentative method together with a judge mechanism of adding or eliminating pitch period is used.
最后，采用搜索试探的平滑算法，并加入一个增加或者消除周期的判断机制，对基音轨迹曲线中出现的个别错误进行纠正。
There appears to be a critical period of sensitivity to sound and pitch between the ages of four and six.
在四至六岁期间，孩子似乎对声音与音调特别敏感。
When it is struck, a tuning fork produces an almost puretone, retaining its pitch over a long period of time.
音叉被敲击时，产生几乎纯质的音调，其音量经久不衰。
When it is struck, a tuning fork produces an almost pure tone, retaining its pitch over a long period of time.
音叉被敲击时，产生几乎纯质的音调，其音量经久不衰。
When it is struck, the tuning fork produce pure tone, retaining its pitch over a long period of.
当敲击音叉的时候，产生几近纯净的音调，能持续好长一段时间。
When it is struck. retaining its pitch over a long period of time. a tuning fork produces an almost pure tone.
音叉被敲击时。其音量经久不衰。发生几乎纯质的音调。
When it is struck, a tuning fork produces an almost pure tone, retaining its pitch for a long period of time.
当被击打的时候，音叉会发出近乎纯净的音调，其音高会保持很长时间。
It's very difficult to win those types of games when you consider the weather, the conditions of the pitch and the short period of time you have to recover.
如果考虑到天气，气场的状况以及很短的供球员恢复的时间的话，赢下这些比赛是非常不容易的。
When it is struck, a tuning fork produces an almost pure tone, retaining its pitch over a long period of time.
音叉被敲击时，产生几乎纯质的音调，其音量经久不衰。啚。
When it is struck, a tuning fork produces an almost pure tone, retaining its pitch over a long period of time.
音叉被敲击时，产生几乎纯质的音调，其音量经久不衰。栨。
When it is struck, a tuning fork produces an almost pure tone, retaining its pitch over along period of time.
音叉被敲击时，产生几乎纯质的调子，其音量历久不衰。
When nit is struck, a tuning fork produces an almost pure tone, retaining its pitch over a long period of time.
音叉被敲击时，产生几乎纯质的音调，其音量经久不衰。詄。
They're in the middle of a transitional period and off the pitch they have had a change of ownership.
不过，现在还是转会期，他们有机会通过人员变动来改变现状。
While that pitch might suit the current period of uncertainty, playing down chances of explosive growth had blunted interest from some domestic investors.
虽然这样的推介可能切合眼下不明朗的局势，但淡化爆发式增长的可能性也削弱了一些国内投资者的兴趣。
Maradona had many scrapes off the pitch during that glorious but troubled period and would rather see his son-in-law, daughter and grandchildren in England - despite his Hand of God notoriety.
在那段马拉多纳辉煌但是麻烦不断的时期，他在场外有许多丑闻，所以他希望自己的女媳，女儿及外孙到英格兰生活，尽管在英格兰他也有上帝之手的“名誉”。
When it is struck, a tuning fork produces an almost pure tone, retaining its pitch over along period of time. 19.
音叉被敲击时，产生几乎纯质的调子，其音量历久不衰。
When it is struck, a tuning fork produces an almost pure tone, retaining its pitch over along period of time. 19.
音叉被敲击时，产生几乎纯质的调子，其音量历久不衰。
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